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How can a mixture of camphor and benzoic...

How can a mixture of camphor and benzoic acid be separated without using column chromatography?

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Both compounds undergo sublimation and hence cannot be used. The mixture is dissolved is `NaHCO_3` Solution when benzoic acid dissolves leaving comphor behind. The filtrate is cooled and then acidified with dil. HCl to ge benzoic acid.
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